Twain, M. (1997). The prince and the pauper. Penguin Books.
Cita Chicago Style (17a ed.)Twain, Mark. The Prince and the Pauper. New York: Penguin Books, 1997.
Cita MLA (8a ed.)Twain, Mark. The Prince and the Pauper. Penguin Books, 1997.
Precaución: Estas citas no son 100% exactas.